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Abstract: With KET model of dense liquid-solid two-phase turbulent flow and control equations established by the authors and considering the interaction between particle and blade in the boundary condition, a numerical simulation of dense liquid-solid two
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文摘:利用作者建立的描述密相液固两相湍流的KET模型和推导的基本控制方程组，在处理壁面边界条件时考虑了颗粒和叶片的相互碰撞作用，对离心泵叶轮内密相液固两相流动进行了数值模拟，得到了泵叶轮内两相流动的一些规律，为液固两相流泵的设计提供了一定的理论依据。 |
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Abstract: With a review on the trails of the energy enhancement and thetechnique development of particle accelerators, the possible development of accelerators towards the higher energy frontier, the higher luminosity frontier, the practical application i
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文摘:在回顾20世纪加速器能量提高和技术的发展的基础上，展望了粒子加速器向高能量前沿、高亮度前沿、实际应用以及新原理、新技术的发展。 |
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Abstract: With a view of time-varying characteristic of the v ibration signal measured on reciprocating machinery and a brief introduction to the wavelet analysis and a nonlinear wavelet denoising theory, the paper makes an approach, by taking an triplex
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文摘:针对往复机械振动信号的非平稳时变特点,本文在简述小波分析及非线性小波消噪理论的基础上,以重型机械使用的三缸泵为例,研究了用非线性小波消噪方法提取往复机械状态下的波形特性。 |
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Abstract: With examples of three aspects of exploration, namely quality ofdiaphragm wall of deep-cement-mixing pile, crushed stone pile and load-bearing stratum, this paper has demonstrated the application effects of the Ground Penetrating Radar in the in
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文摘:通过列举深层搅拌桩连体墙和碎石桩质量检测及桩底持力层探测的实例，简要介绍了探地雷达在一些特殊的桩基工程质量检测方面的应用效果。 |
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Abstract: With pc-controlled liquid drop counter,protective atmospher es of ball annealing of wires is strictly kept.pickling is easily gained in proc ess of ball annealing of wires and quality wires are produced.
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文摘:采用电脑液体滴速计数仪，严格控制针布齿条用规格钢丝球化退火的保护气氛，防止和消灭针布齿条在球化退火过程中出现的表面不易酸洗现象，提高了钢丝的表面质量。 |
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Abstract: With practical examples,this paper illustrates the water-prospecting geological effects of the resistivity combined profiles method together with the IP sounding method in a certain mountain area.
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文摘:结合实例说明电阻率联合剖面法配合激电测深法在某山区找水中的地质效果。 |
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Abstract: With practical instances, the author in this article introduces the calculation principle in transverse consolidation method.
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摘要:结合工程实例介绍横向加固法的计算原理。 |
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Abstract: With reference to related literature, the definition of plain residential environmental design is discussed in this paper.
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摘要:对什么是质朴化住区环境设计进行了阐述。 |
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Abstract: With simulated annealing approach based on simple method, the dynamic system of some submarine-launched missile carrier′s water trajectory is identified, and the effects of no-modeling uncertainty and dimension of parameters to be identified on
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文摘:运用基于单纯形的模拟退火算法对某潜射导弹运载器水弹道动力学系统进行了辨识，并探索了未建模不确定性及待辨识参数矢量的维数对辨识精度的影响。 |
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Abstract: With structural matrixes and the result of thesis[1],a class of sum (product) inequalities can be proved and Cauchy inequality and some results in the existing articles can be generalized.
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文摘:本文通过构造矩阵和利用文[1]的结果，证明了一类和(积)式不等式，推广了柯西不等式及一些已有文献中的结果。 |
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Abstract: With the agricultural structure readjustment and the trends of making city green in China, a great market for small multi-function walking tractors has been appeared.
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文摘:我国农业产业结构调整和城镇绿化事业发展，为小型多功能手扶拖拉机提供了广阔的市场前景。 |
